Home / 39,172,919.49-54,057,491.44-22,427,098.76

Finding the Fourth Proportional to 39,172,919.49, 54,057,491.44 and 22,427,098.76

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Solution

The fourth proportional to 39,172,919.49, 54,057,491.44 and 22,427,098.76 is: 30,948,745.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172,919.49 : 54,057,491.44 = 22,427,098.76 : x
  2. Step 2: Convert to fraction form
    39,172,919.49/54,057,491.44 = 22,427,098.76/x
  3. Step 3: Cross multiply
    39,172,919.49x = 54,057,491.44 × 22,427,098.76
  4. Step 4: Simplify right side
    39,172,919.49x = 1,212,352,699,321,810.50
  5. Step 5: Solve for x
    x = 1,212,352,699,321,810.50/39,172,919.49
  6. Step 6: Final answer
    x = 30,948,745.08

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.